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Somewhere on Earth, 4 billion years ago, matter came to life for the first time. Clues to the identity of the original life form lurk in every one of us
In the beginning was Ida, the initial Darwinian ancestor – the first material on Earth to transform from inert to, well, ert. Ida begat Luca, the last universal common ancestor, and the molecule that gave rise to every kind of life on Earth, from lowly bacteria to the giant panda.
But what were these molecules? How did they work?
We do know that Ida somehow popped into existence in a wet corner of our planet around 4 billion years ago. It soon evolved the ability to store information in the form of the genetic code, and so Luca was born./.../